Answer:(E) Positive reinforcement
Explanation:
According to the given scenario, the positive reinforcement is one of the type of psychological behavior that helps in strengthening the behavior of the organisms.
The Option (1) is basically illustrating the concept of the positive reinforcement as Richard is spend his maximum time in the job and appropriate him when he perform well in the work.
The positive reinforcement is one of the type of operant conditioning in which it define the various types of new behavior and focuses on reducing the unwanted things.
Therefore, Option (E) is correct answer.